what is the result of:
500 N/m^3 x 5m
Is it 2500 N/m^4 or what???
$$\\\frac{500 N}{m^3} \times \frac{5m}{1}\\\\ =\frac{500 N}{m^2} \times \frac{5}{1}\\\\ =\frac{2500 N}{m^2} \\\\ =2500\;N/m^2$$